# VRM vs JSON Complication

The clearest difference is rating: JSON Complication at 5.0 against VRM's 3.4. VRM's advantage is in-app purchases (none vs 1) and ratings volume (56 vs 1). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. JSON Complication sells 1 in-app purchase, starting at $0.99 per year. VRM asks for nothing beyond the download.

JSON Complication holds the better App Store score, 5.0 against 3.4. That said, the two scores are not equally well evidenced: VRM has 56 ratings behind it against 1, so its average is the more settled of the two.

## The numbers

| Metric | VRM | JSON Complication |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.4 (56 ratings)](https://appshunter.io/ios/app/vrm-victron-remote-management/id658834560/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/json-complication/id6812354446/reviews)** |
| Number of ratings | **56** | 1 |
| Positive reviews | 39.5% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | — |
| Monetization | **Free** | Freemium |
| Size | 75 MB | 3 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, Apple Watch |
| Age rating | 4+ | 17+ |
| Developer | [Victron Energy](https://appshunter.io/developer/658834592) | [Aviad Offer](https://appshunter.io/developer/6812354448) |

## What reviewers say

### VRM

[App page](https://appshunter.io/ios/app/vrm-victron-remote-management/id658834560)

Monitor and manage your energy systems remotely. Track solar, battery, and power usage in real time, receive alerts, and optimize performance from your smartphone. Ideal for off-grid, marine, or backup power solutions.

**Highlights:** Remote energy system monitoring, Real-time solar, battery, and power tracking, Instant alert notifications, Performance optimization, Smartphone control

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### JSON Complication

[App page](https://appshunter.io/ios/app/json-complication/id6812354446)

Display custom data from JSON feeds directly on your Apple Watch complications. Configure multiple feeds with URL and key paths to show various metrics like power, temperature, or text. Customize display and colors for a personalized watch face.

**Highlights:** Custom JSON feed display, Multiple named feeds, Configurable JSON key paths, Support for various data types (numbers, text), Unit conversion, Customizable complication colors

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Live Feeds Annual | $0.99 | per year |


## Frequently asked questions

### Is VRM free?

VRM is free to download, with no in-app purchases.

### Is JSON Complication free?

JSON Complication is free to download, with in-app purchases available.

### Which has better reviews, VRM or JSON Complication?

JSON Complication is rated higher. VRM averages 3.4 out of 5 from 56 ratings, while JSON Complication averages 5.0 from 1 ratings.

### Do VRM or JSON Complication have ads?

Neither VRM nor JSON Complication shows ads.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*